The House intelligence committee's probe of Russia’s alleged interference in the 2016 election spun further into charges and counter-charges among angry US lawmakers and President Donald Trump as the panel voted to release a second classified memo about whether the FBI and Justice Department conspired against him.

US President Donald Trump and his Republican allies unleashed a controversial memo accusing the FBI of bias and abuse of power Friday, intensifying a high-stakes fight between the White House and prosecutors investigating the president's campaign team.